GB1481979A - Light exposure apparatus for manufacturing colour picture tube - Google Patents

Light exposure apparatus for manufacturing colour picture tube

Info

Publication number
GB1481979A
GB1481979A GB36704/74A GB3670474A GB1481979A GB 1481979 A GB1481979 A GB 1481979A GB 36704/74 A GB36704/74 A GB 36704/74A GB 3670474 A GB3670474 A GB 3670474A GB 1481979 A GB1481979 A GB 1481979A
Authority
GB
United Kingdom
Prior art keywords
filter
aug
exposure apparatus
light exposure
picture tube
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB36704/74A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP9609773A external-priority patent/JPS5623544B2/ja
Priority claimed from JP9609673A external-priority patent/JPS5721100B2/ja
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Publication of GB1481979A publication Critical patent/GB1481979A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/20—Manufacture of screens on or from which an image or pattern is formed, picked up, converted or stored; Applying coatings to the vessel
    • H01J9/22—Applying luminescent coatings
    • H01J9/227—Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines
    • H01J9/2271—Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines by photographic processes
    • H01J9/2272—Devices for carrying out the processes, e.g. light houses
    • H01J9/2273—Auxiliary lenses and filters

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
GB36704/74A 1973-08-29 1974-08-21 Light exposure apparatus for manufacturing colour picture tube Expired GB1481979A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP9609773A JPS5623544B2 (enExample) 1973-08-29 1973-08-29
JP9609673A JPS5721100B2 (enExample) 1973-08-29 1973-08-29

Publications (1)

Publication Number Publication Date
GB1481979A true GB1481979A (en) 1977-08-03

Family

ID=26437332

Family Applications (1)

Application Number Title Priority Date Filing Date
GB36704/74A Expired GB1481979A (en) 1973-08-29 1974-08-21 Light exposure apparatus for manufacturing colour picture tube

Country Status (4)

Country Link
US (1) US3982252A (enExample)
DE (1) DE2440575C3 (enExample)
FR (1) FR2242773B1 (enExample)
GB (1) GB1481979A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2132410A (en) * 1982-12-23 1984-07-04 Rca Corp Photodepositing a crt screen structure using discrete-element optical filter

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5247672A (en) * 1975-10-15 1977-04-15 Hitachi Ltd Illuminance correction filter and manufacturing method thereof
NL7602752A (nl) * 1976-03-17 1977-09-20 Philips Nv Belichtingsinrichting voor het vervaardigen van beeldschermen van kleurentelevisiebeeldbuizen en beeldbuis vervaardigd met een dergelijke inrich- ting.
US4122461A (en) * 1977-07-11 1978-10-24 Gte Sylvania Incorporated Exposure apparatus and method for manufacturing a cathode ray tube display screen
US4157215A (en) * 1978-04-24 1979-06-05 Rca Corporation Photodeposition of CRT screen structures using cermet IC filter
DE2902239C2 (de) * 1979-01-20 1983-01-20 Standard Elektrik Lorenz Ag, 7000 Stuttgart Verfahren zur Herstellung der Leuchtstoffstreifen auf dem Bildschirm einer Farbbildröhre
EP0027235A1 (de) * 1979-10-13 1981-04-22 International Standard Electric Corporation Anordnung zur Herstellung von Farbbildröhren
DE3027704C2 (de) * 1980-07-22 1984-03-22 Standard Elektrik Lorenz Ag, 7000 Stuttgart Verfahren zur Herstellung eines Korrekturfilters für die Belichtung der Leuchtschirme von Farbbildröhren
US4408851A (en) * 1982-05-19 1983-10-11 Rca Corporation Photographic method for printing a viewing-screen structure using a light-transmission filter
JP3505067B2 (ja) * 1997-07-17 2004-03-08 松下電器産業株式会社 光量補正フィルター製造装置およびこの装置で製造された光量補正フィルターを用いたカラー受像管製造方法
AU2003206058A1 (en) * 2002-03-04 2003-09-16 Koninklijke Philips Electronics N.V. Cathode ray tube having a reduced difference in light transmittance between a central region and a peripheral region of a panel face thereof
CA2658791C (en) * 2006-08-16 2014-09-30 Exxonmobil Upstream Research Company Core annular flow of heavy crude oils in transportation pipelines and production wellbores

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3667355A (en) * 1970-11-02 1972-06-06 Sylvania Electric Prod Optical system for forming a windowed web in a color cathode ray tubescreen structure

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2132410A (en) * 1982-12-23 1984-07-04 Rca Corp Photodepositing a crt screen structure using discrete-element optical filter
US4488793A (en) * 1982-12-23 1984-12-18 Rca Corporation Photodepositing a CRT screen structure using discrete-element optical filter

Also Published As

Publication number Publication date
US3982252A (en) 1976-09-21
FR2242773A1 (enExample) 1975-03-28
FR2242773B1 (enExample) 1978-02-17
DE2440575B2 (de) 1978-06-08
DE2440575A1 (de) 1975-03-06
DE2440575C3 (de) 1979-02-15

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
435 Patent endorsed 'licences of right' on the date specified (sect. 35/1949)
PCNP Patent ceased through non-payment of renewal fee